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๋Œ€ํšŒ ๋ฌธ์ œ๋ฅผ ๋ณด๋ ค๋ฉด ๋กœ๊ทธ์ธ ํ•ด ์ฃผ์„ธ์š”!
๋กœ๊ทธ์ธ

ํ’€์ด

TOP secret!
๊ณต์‹ ํ’€์ด
crypto
Dreamhack
20์ฝ”์ธ
Base64 Encoder
๊ณต์‹ ํ’€์ด
pwnable
Dreamhack
20์ฝ”์ธ
Bookwish
๊ณต์‹ ํ’€์ด
web
Dreamhack
20์ฝ”์ธ
Crossing
๊ณต์‹ ํ’€์ด
reversing
Dreamhack
20์ฝ”์ธ

๋žญํ‚น

301 ๋ช…์ด ์ฐธ์—ฌ ์ค‘์ž…๋‹ˆ๋‹ค.
Last updated: 2025.09.17. 10:12:28
์ˆœ์œ„ ์ ์ˆ˜ ์‚ฌ์šฉ์ž
1์œ„ 1321 pts
๊ฟˆ๋‚˜๋ผ์—ญ1๋ฒˆ์ถœ๊ตฌ
๋Œ€ํ‘œ ์—…์  ์—†์Œ
2์œ„ 1321 pts
AngGimotti
๋Œ€ํ‘œ ์—…์  ์—†์Œ
3์œ„ 1321 pts
๋ช…์šฑ
๊ฟˆ๋‚˜๋ฌด
4์œ„ 1321 pts
avatar
์„์ •์›_
CTF ์ˆ™๋ จ์ž
5์œ„ 1321 pts
avatar
๋‹น๊ทผ๋งˆ์ผ“
์›Œ๊ฒŒ์ž„: 1
6์œ„ 1321 pts
๋€จ๊พธ๋€จ๋€จ๊พธ
์„ธ๊ณ„์ˆ˜
7์œ„ 1321 pts
avatar
๋น„์˜จ๋ฐ์ด
์พŒ์†
8์œ„ 1321 pts
zerobean
Lucky 7
9์œ„ 1321 pts
avatar
Axii
์‹œ์Šคํ…œ ํ•ดํ‚น ์ „๋ฌธ๊ฐ€
10์œ„ 1321 pts
avatar
hojune02
๋ฆฌ๋ฒ„์‹ฑ ์ดˆ์‹ฌ์ž
11์œ„ 1321 pts
gkljasoickl
์‹œ๋‹ˆ์–ด
12์œ„ 1321 pts
avatar
zennis kayy
๋Œ€ํ‘œ ์—…์  ์—†์Œ
13์œ„ 1321 pts
Y_H
๋Œ€ํ‘œ ์—…์  ์—†์Œ
14์œ„ 1321 pts
ols
๋Œ€ํ‘œ ์—…์  ์—†์Œ
15์œ„ 1321 pts
mang0
ํ”„๋ ˆ์‹œ๋งจ

๊ฒฐ๊ณผ

์‚ฌ์šฉ์ž
LP
๋ณ€๋™๋œ ํ‹ฐ์–ด
๊ฟˆ๋‚˜๋ผ์—ญ1๋ฒˆ์ถœ๊ตฌ
1530
177
Gold III
AngGimotti
1624
317
Gold II
๋ช…์šฑ
1842
150
Platinum III
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์„์ •์›_
1578
170
Gold III
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๋‹น๊ทผ๋งˆ์ผ“
1921
298
Platinum II
๋€จ๊พธ๋€จ๋€จ๊พธ
1710
149
Gold I
avatar
๋น„์˜จ๋ฐ์ด
1599
Gold III
zerobean
1783
114
Gold I
avatar
Axii
1392
283
Silver II
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hojune02
1585
-15
Gold III
gkljasoickl
1581
Gold III
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zennis kayy
1473
71
Silver I
Y_H
1746
105
Gold I
ols
1636
193
Gold II
mang0
1565
Gold III
avatar
RTV
1672
111
Gold II
hinoohshi
1356
81
Silver II
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r2tr1ever
1553
Gold III
JooHwan
1372
77
Silver II
์กธ๋ฆฌ๋ฒ ๋ฒ ENT
1546
Gold III
100050
1695
83
Gold II
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์—ฐ์–ด์ดˆ๋ฐฅ
1466
200
Silver I
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eversinc33
1535
451
Gold III
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M200is
1657
83
Gold II
Unbbal
1578
84
Gold III
MountainRose
1689
241
Gold II
avatar
HeatMan
1491
88
Silver I
์œค์„ฑํ™˜
1519
393
Gold III
Zer0_
1397
108
Silver II
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paeyz
1345
104
Silver II
Season 7
Dreamhack CTF Season 7 Round #16 (๐ŸŒฑDiv2)
์ผ์‹œ
2025.08.30. 09:00:00
~ 2025.08.31. 23:59:59
319
๋ช… ์ฐธ์—ฌํ•จ
CTF ๊ฐœ์ตœ
Dreamhack
์ง„ํ–‰์‹œ๊ฐ„
2์ผ
ํŒ€ ๊ทœ๋ชจ
๊ฐœ์ธ
๊ฐœ์š”

Dreamhack CTF๋Š” ์ •๊ธฐ์ ์œผ๋กœ ๊ฐœ์ตœ๋˜๋Š” ๋Œ€ํšŒ์ž…๋‹ˆ๋‹ค.
๋ฌธ์˜

๊ทœ์น™
  1. CTF ์ฐธ๊ฐ€์ž ๊ฐ„์˜ ์ •๋‹ต ๊ณต์œ  ๋ฐ ํ’€์ด ๊ณผ์ • ๊ณต์œ ๋Š” ์—„๊ฒฉํžˆ ๊ธˆ์ง€๋˜์–ด ์žˆ์œผ๋ฉฐ, ์‹ค๊ฒฉ์˜ ๋Œ€์ƒ์ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  2. CTF ์ฐธ์—ฌ์ž๋Š” ๋ฐ˜๋“œ์‹œ ๊ณต๊ฒฉ ๋Œ€์ƒ์œผ๋กœ ์ •ํ•ด์ง„ ์„œ๋ฒ„๋งŒ์„ ์ ‘์†ํ•˜๊ณ  ๊ณต๊ฒฉํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  3. Dreamhack์„ ํฌํ•จํ•œ CTF ์„œ๋ฒ„ ์šด์˜์— ์˜ํ–ฅ์„ ๋ฏธ์น˜๋Š” ํ–‰์œ„ ํ˜น์€ ์›ํ™œํ•œ ์ง„ํ–‰์— ๋ฐฉํ•ด๊ฐ€ ๋  ์ˆ˜ ์žˆ๋Š” ํ–‰๋™ ๋ฐ ์‹œ๋„ ๋˜ํ•œ ์‹ค๊ฒฉ์˜ ๋Œ€์ƒ์ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  4. ๋Œ€ํšŒ๊ฐ€ ์ง„ํ–‰๋˜๋Š” ๋™์•ˆ ๋ฌธ์ œ ํŒŒ์ผ์„ ๋‹ค๋ฅธ ์‚ฌ๋žŒ๊ณผ ๊ณต์œ ํ•˜๋ฉด ์•ˆ๋ฉ๋‹ˆ๋‹ค.
๋ณด์ƒ
  • ๋“œ๋ฆผํ•ต ๋ณด์กฐ ๋ฐฐํ„ฐ๋ฆฌ
    • ์ƒ์œ„ 1๋ช…
    • ์ถ”์ฒจ 4๋ช… (์ตœ์†Œ ํ•œ ๋ฌธ์ œ ์ด์ƒ ํ•ด๊ฒฐํ•œ ์‚ฌ๋žŒ)
์ฑ„์ 

๊ฐ ๋ฌธ์ œ์˜ ์ ์ˆ˜๋Š” ํ’€์ด์ž ์ˆ˜์— ๋”ฐ๋ผ ์กฐ์ •๋ฉ๋‹ˆ๋‹ค.

ํ”Œ๋ž˜๊ทธ ํ˜•์‹

ํ”Œ๋ž˜๊ทธ์˜ ํ˜•์‹์€ DH{...}์ž…๋‹ˆ๋‹ค.

ํ”Œ๋ž˜๊ทธ ์ œ์ถœ ์ œํ•œ
๋ฌธ์ œ๋‹น 30์ดˆ๋งˆ๋‹ค ํ•œ ๋ฒˆ์”ฉ Flag๋ฅผ ์ œ์ถœ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.